In this activity, students are asked to calculate the sales tax and total amount owed depending on the city they are shopping in. It uses various cities throughout the U.S..
In a second activity, they are then asked to calculate discount and total amount owed. Percent of a number, decimal multiplication, or proportion strategies can be used.
These activities include answer keys and address Common Core Standard 5.NBT.B.7, 6.NS.B.3, and 7.RP.A.3.